/* * This file is part of the coreboot project. * * Copyright (C) 2007 AMD * Written by Yinghai Lu for AMD. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #define ASSEMBLY 1 #define __PRE_RAM__ #define RAMINIT_SYSINFO 1 #define K8_ALLOCATE_IO_RANGE 1 #define QRANK_DIMM_SUPPORT 1 #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 #endif //used by init_cpus and fidvid #define K8_SET_FIDVID 1 //if we want to wait for core1 done before DQS training, set it to 0 #define K8_SET_FIDVID_CORE0_ONLY 1 #if CONFIG_K8_REV_F_SUPPORT == 1 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0 #endif #define DBGP_DEFAULT 7 #include #include #include #include #include #include #include #include #include "option_table.h" #include "pc80/mc146818rtc_early.c" #if CONFIG_USE_FAILOVER_IMAGE==0 #include "pc80/serial.c" #include "arch/i386/lib/console.c" #if CONFIG_USBDEBUG_DIRECT #include "southbridge/nvidia/mcp55/mcp55_enable_usbdebug_direct.c" #include "pc80/usbdebug_direct_serial.c" #endif #include "lib/ramtest.c" #include #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" #include "cpu/amd/model_fxx/apic_timer.c" #include "lib/delay.c" #endif #include "cpu/x86/lapic/boot_cpu.c" #include "northbridge/amd/amdk8/reset_test.c" #include "superio/ite/it8716f/it8716f_early_serial.c" #include "superio/ite/it8716f/it8716f_early_init.c" #if CONFIG_USE_FAILOVER_IMAGE==0 #include "cpu/x86/bist.h" #include "northbridge/amd/amdk8/debug.c" #include "cpu/amd/mtrr/amd_earlymtrr.c" #include "northbridge/amd/amdk8/setup_resource_map.c" #define SERIAL_DEV PNP_DEV(0x2e, IT8716F_SP1) #define GPIO_DEV PNP_DEV(0x2e, IT8716F_GPIO) #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c" static void memreset_setup(void) { } static void memreset(int controllers, const struct mem_controller *ctrl) { } static inline void activate_spd_rom(const struct mem_controller *ctrl) { /* nothing to do */ } static inline int spd_read_byte(unsigned device, unsigned address) { return smbus_read_byte(device, address); } #include "northbridge/amd/amdk8/amdk8_f.h" #include "northbridge/amd/amdk8/coherent_ht.c" #include "northbridge/amd/amdk8/incoherent_ht.c" #include "northbridge/amd/amdk8/raminit_f.c" #include "lib/generic_sdram.c" #include "resourcemap.c" #include "cpu/amd/dualcore/dualcore.c" #define MCP55_NUM 1 #define MCP55_USE_NIC 1 #define MCP55_USE_AZA 1 #define MCP55_PCI_E_X_0 0 #define MCP55_MB_SETUP \ RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+37, 0x00, 0x68,/* GPIO38 PCI_REQ3 */ \ RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+38, 0x00, 0x68,/* GPIO39 PCI_GNT3 */ \ RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+39, 0x00, 0x68,/* GPIO40 PCI_GNT2 */ \ RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+40, 0x00, 0x68,/* GPIO41 PCI_REQ2 */ \ RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+59, 0x00, 0x60,/* GPIP60 FANCTL0 */ \ RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+60, 0x00, 0x60,/* GPIO61 FANCTL1 */ #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h" #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c" #include "cpu/amd/car/copy_and_run.c" #include "cpu/amd/car/post_cache_as_ram.c" #include "cpu/amd/model_fxx/init_cpus.c" #include "cpu/amd/model_fxx/fidvid.c" #endif #if ((CONFIG_HAVE_FAILOVER_BOOT==1) && (CONFIG_USE_FAILOVER_IMAGE == 1)) || ((CONFIG_HAVE_FAILOVER_BOOT==0) && (CONFIG_USE_FALLBACK_IMAGE == 1)) #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" static void sio_setup(void) { unsigned value; uint32_t dword; uint8_t byte; byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b); byte |= 0x20; pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte); dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0); dword |= (1<<0); pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword); dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4); dword |= (1<<16); pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword); } void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) { unsigned last_boot_normal_x = last_boot_normal(); /* Is this a cpu only reset? or Is this a secondary cpu? */ if ((cpu_init_detectedx) || (!boot_cpu())) { if (last_boot_normal_x) { goto normal_image; } else { goto fallback_image; } } /* Nothing special needs to be done to find bus 0 */ /* Allow the HT devices to be found */ enumerate_ht_chain(); sio_setup(); /* Setup the mcp55 */ mcp55_enable_rom(); /* Is this a deliberate reset by the bios */ if (bios_reset_detected() && last_boot_normal_x) { goto normal_image; } /* This is the primary cpu how should I boot? */ else if (do_normal_boot()) { goto normal_image; } else { goto fallback_image; } normal_image: __asm__ volatile ("jmp __normal_image" : /* outputs */ : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ); fallback_image: #if CONFIG_HAVE_FAILOVER_BOOT==1 __asm__ volatile ("jmp __fallback_image" : /* outputs */ : "a" (bist), "b" (cpu_init_detectedx) /* inputs */ ) #endif ; } #endif void real_main(unsigned long bist, unsigned long cpu_init_detectedx); void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) { #if CONFIG_HAVE_FAILOVER_BOOT==1 #if CONFIG_USE_FAILOVER_IMAGE==1 failover_process(bist, cpu_init_detectedx); #else real_main(bist, cpu_init_detectedx); #endif #else #if CONFIG_USE_FALLBACK_IMAGE == 1 failover_process(bist, cpu_init_detectedx); #endif real_main(bist, cpu_init_detectedx); #endif } #if CONFIG_USE_FAILOVER_IMAGE==0 void real_main(unsigned long bist, unsigned long cpu_init_detectedx) { static const uint16_t spd_addr [] = { (0xa<<3)|0, (0xa<<3)|2, 0, 0, (0xa<<3)|1, (0xa<<3)|3, 0, 0, #if CONFIG_MAX_PHYSICAL_CPUS > 1 (0xa<<3)|4, (0xa<<3)|6, 0, 0, (0xa<<3)|5, (0xa<<3)|7, 0, 0, #endif }; struct sys_info *sysinfo = (CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE); int needs_reset = 0; unsigned bsp_apicid = 0; uint8_t tmp = 0; if (bist == 0) { bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); } pnp_enter_ext_func_mode(SERIAL_DEV); /* The following line will set CLKIN to 24 MHz, external */ pnp_write_config(SERIAL_DEV, IT8716F_CONFIG_REG_CLOCKSEL, 0x11); tmp = pnp_read_config(SERIAL_DEV, IT8716F_CONFIG_REG_SWSUSP); /* Is serial flash enabled? Then enable writing to serial flash. */ if (tmp & 0x0e) { pnp_write_config(SERIAL_DEV, IT8716F_CONFIG_REG_SWSUSP, tmp | 0x10); pnp_set_logical_device(GPIO_DEV); /* Set Serial Flash interface to 0x0820 */ pnp_write_config(GPIO_DEV, 0x64, 0x08); pnp_write_config(GPIO_DEV, 0x65, 0x20); /* We can get away with not resetting the logical device because * it8716f_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE) will do that. */ } it8716f_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE); pnp_exit_ext_func_mode(SERIAL_DEV); setup_mb_resource_map(); uart_init(); /* Halt if there was a built in self test failure */ report_bist_failure(bist); #if CONFIG_USBDEBUG_DIRECT mcp55_enable_usbdebug_direct(DBGP_DEFAULT); early_usbdebug_direct_init(); #endif console_init(); print_debug("*sysinfo range: ["); print_debug_hex32(sysinfo); print_debug(","); print_debug_hex32((unsigned long)sysinfo+sizeof(struct sys_info)); print_debug(")\r\n"); print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\r\n"); #if CONFIG_MEM_TRAIN_SEQ == 1 set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram #endif setup_coherent_ht_domain(); // routing table and start other core0 wait_all_core0_started(); #if CONFIG_LOGICAL_CPUS==1 // It is said that we should start core1 after all core0 launched /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain, * So here need to make sure last core0 is started, esp for two way system, * (there may be apic id conflicts in that case) */ start_other_cores(); wait_all_other_cores_started(bsp_apicid); #endif /* it will set up chains and store link pair for optimization later */ ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn #if K8_SET_FIDVID == 1 { msr_t msr; msr=rdmsr(0xc0010042); print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n"); } enable_fid_change(); enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn); init_fidvid_bsp(bsp_apicid); // show final fid and vid { msr_t msr; msr=rdmsr(0xc0010042); print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n"); } #endif needs_reset |= optimize_link_coherent_ht(); needs_reset |= optimize_link_incoherent_ht(sysinfo); needs_reset |= mcp55_early_setup_x(); // fidvid change will issue one LDTSTOP and the HT change will be effective too if (needs_reset) { print_info("ht reset -\r\n"); soft_reset(); } allow_all_aps_stop(bsp_apicid); //It's the time to set ctrl in sysinfo now; fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr); enable_smbus(); memreset_setup(); //do we need apci timer, tsc...., only debug need it for better output /* all ap stopped? */ // init_timer(); // Need to use TMICT to synconize FID/VID sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo); post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now } #endif